261041808 (number)

261041808 is an even 9-digits composite number following 261041807 and preceding 261041809. In scientific notation, it is written as 2.61041808 × 10^8. The sum of its digits is 30. It has a total of 7 prime factors and 40 positive divisors. There are 84661632 positive integers (up to 261041808) that are relatively prime to 261041808.

Interesting facts

Basic properties

Name

Name two hundred sixty-one million forty-one thousand eight hundred eight

Notation

Scientific notation 2.61041808 × 10^8
Engineering notation 2.61041808 × 10^6

Prime Factorization of 261041808

Prime Factorization 2 × 2 × 2 × 2 × 3 × 37 × 146983

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 32630226
Product of the distinct prime numbers

The prime factorization of 261041808 is 2 × 2 × 2 × 2 × 3 × 37 × 146983. Since it has a total of 7 prime factors.

Most popular turbo-numbers

3, 4, 34, 51, 535, 597, 5346, 3749, 97026, 65088, 858802, 913879, 3076003, 8991024, 18381778, 88603462, 573714877, 471206145, 7312590117, 326036894

Basic calculations (n = 261041808)

Multiplication

n×y
n×2 522083616
n×3 783125424
n×4 1044167232
n×5 1305209040

Division

n÷y
n÷2 130520904
n÷3 87013936
n÷3 65260452
n÷5 52208361.6

Exponentiation

ny
n2 68142825523908864
n3 1.778812637699E+25
n4 4.6434446703819E+33
n5 1.2121331921045E+42

Nth Root

y√n
2√n 16156.788294708
3√n 639.10177380283
4√n 127.10935565373
5√n 48.232748860007

Divisors of 261041808

1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 146983, 293966, 440949, 587932, 881898, 1175864, 1763796, 2351728, 3527592, 5438371, 7055184, 10876742, 16315113, 21753484, 32630226, 43506968, 65260452, 87013936, 130520904, 261041808

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -261041807
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 261041808 can be divided by 40 positive divisors. The sum of these divisors (counting 261041808) is 1, the average is 0.025.

Base conversion 261041808

Base System Value
2 Binary 1111100011110010111010010000
3 Ternary 200012012022001010
4 Quaternary 33203302322100
5 Quinary 1013311314213
6 Senary 41523010520
8 Octal 1743627220
10 Decimal 261041808
12 Duodecimal 73509a40
16 Hexadecimal f8f2e90
20 Vigesimal 41ba4a8
36 Base36 4bf15c

Cryptographic Hash Functions

md5 607e017bb8bae9af2f8eb564096d770c
sha1 abf9bd3fdf072ac2dfe9d28a3039f79ea4bfd65a
sha256 da1f363753896e288d0e7e8fb4cf9acd54240b651b0cd99d3492b46a9a940796
sha512 9bc75d5d14cf11dba69fc457824afdeb3bb717df778d432e6398e2456005bb9f2a11f3970c4d9a80f0937943581d3a9886df11979ad47c7f510247467fb1bef3
ripemd-160 1f619ea68d95cbb13cabfb3ebf25237f41f27504

261041808 as geometric shapes

Circle

Radius = n
Diameter 522083616
Circumference 1640174052.5852
Area 2.1407700006076E+17

Sphere

Radius = n
Volume 7.4510729529437E+25
Surface area 8.5630800024305E+17
Circumference 1640174052.5852

Square

Length = n
Perimeter 1044167232
Area 68142825523908864
Diagonal 369168865.21999

Cube

Length = n
Surface area 408856953143453184
Volume 1.778812637699E+25
Space diagonal 452137674.35564

Equilateral Triangle

Length = n
Perimeter 783125424
Area 2.9506708994678E+16
Altitude 226068837.17782

Triangular Pyramid

Length = n
Surface area 2.9506708994678E+16
Volume 2.0963507976288E+24
Height 123056288.40666